A post shared by Menomonee Falls Public Library (@menomoneefallslibrary) on Aug 16, 2017 at 4:33pm PDT

“What you do is put a pinhole in a piece of paper or a box, let the light come through the hole to the ground, and watch the image on the ground,” Regas explained. “If done correctly, it should make a picture of the eclipse, and you can watch the sun get smaller and smaller in real time.”

But if you are shooting the sun for more than a few seconds, NASA suggests placing a darkening filter or eclipse glasses over your phone’s camera to prevent any possible sun “burn in,” that could leave a white dot on future photos.

“Hold that filter in front of the camera and that will help out a lot,” Regas said.

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